Beijing (PEK) to Sanya (SYX): 1,564 miles (2,517 km) great-circle, about 3h 40m nonstop by our estimate. Cheapest fare observed: $365 round-trip on Hainan Airlines, nonstop, departing May 31, 2026.
$365 round-trip, Hainan Airlines HU7179, departing 2026-05-31 at 09:30, returning 2026-06-11. The recorded itinerary left on a Sunday, returning on a Thursday 11 nights later; the fare was observed 36 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $365, it ranked 14th of the 30 round-trip fares we recorded from PEK (median $408). That is 23.3 cents per great-circle mile (round-trip price over one-way distance), below the PEK median of 26.1 cents across 30 round-trip routes.
Routes from PEK of similar length: Krasnoyarsk (1,557 mi) at $614 and Hanoi (1,449 mi) at $317.
Hainan Airlines had the cheapest fare on 4 of 30 PEK routes. It is the 17th longest of the 30 routes we track from PEK.
Of 5 departure airports with a fare to Sanya, Beijing (PEK) ranked 4th at $365. Lowest: $148 from Hong Kong (HKG); highest: $472 from Taipei (TPE); 4 nonstop. Cheapest-fare airlines (routes): 9 Air (1), airline Y8 (1), China Eastern (1), Hainan Airlines (1) and HK Express (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Shanghai, Asia/Shanghai; flight time is our estimate.